Endogenous opioids - definition

Endogenous opioids:

opioid peptides (e.g. endorphin, enkephalin, dynorphin) produced by the body that act on opioid receptors throughout the central nervous system to cause a variety of effects, including pain relief, reduced anxiety, and enhanced mood (effects similar to those of opiate drugs).

Neuroscientifically Challenged

Neuroscientifically Challenged is a neuroscience learning resource. In addition to a blog that discusses science current events in a non-technical manner, you will also find a number of videos and articles that you can use to learn about basic principles of science and the brain.